.footer{
    height: 2.13333rem;
    border-top: 1px solid #e6e6e6;
    z-index: 99;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    position: fixed;
    bottom: 0;
    background: #fff;
    .tag{
        width: 33.33%;
        text-align: center;
        font-size: .46rem;
        display: flex;
        flex-direction: column;
        align-items: center;
        color: #333;
        p{
            margin-bottom: .26rem;
            display: block;
            width: 1rem;
            height: 1rem;
            background: url('http://image.juooo.com/group1/M00/01/81/rAoKmVuQecmATGXZAAAUKcf_gA0402.png') no-repeat;
            background-size: 100%;
            text-align: center;
        }
        .ac{
            background: url('http://image.juooo.com/group1/M00/02/2A/rAoKNVuQedOARw84AAAJ8MlQ_ac653.png') no-repeat;
            background-size: 100%;
        }
        .mi{
            background: url('http://image.juooo.com/group1/M00/01/81/rAoKmVuQedqADpfXAAAQDvkHt5o350.png') no-repeat;
            background-size: 100%;
        }
        
    }
    .active{
        color: #ff7919;
        p{
            background-position: 0 100%;
        }
        .ac,.mi{
            background-position: 0 100%;
        }
    }
}